[INFO] cloning repository https://github.com/leetreveil/rust-musicmetadata
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leetreveil/rust-musicmetadata" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleetreveil%2Frust-musicmetadata", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleetreveil%2Frust-musicmetadata'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4849ec174eccee174c03a40cc81ab6e31376bcdf
[INFO] testing leetreveil/rust-musicmetadata against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleetreveil%2Frust-musicmetadata" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  57% (22/38)
Updating files:  60% (23/38)
Updating files:  63% (24/38)
Updating files:  65% (25/38)
Updating files:  68% (26/38)
Updating files:  71% (27/38)
Updating files:  73% (28/38)
Updating files:  76% (29/38)
Updating files:  78% (30/38)
Updating files:  81% (31/38)
Updating files:  84% (32/38)
Updating files:  86% (33/38)
Updating files:  89% (34/38)
Updating files:  92% (35/38)
Updating files:  94% (36/38)
Updating files:  97% (37/38)
Updating files: 100% (38/38)
Updating files: 100% (38/38), done.
[INFO] validating manifest of git repo https://github.com/leetreveil/rust-musicmetadata on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leetreveil/rust-musicmetadata
[INFO] finished tweaking git repo https://github.com/leetreveil/rust-musicmetadata
[INFO] tweaked toml for git repo https://github.com/leetreveil/rust-musicmetadata written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/leetreveil/rust-musicmetadata already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08de07fed99b69998df20804faca402d30f4e57890a416a63dbe619b9476fa0b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "08de07fed99b69998df20804faca402d30f4e57890a416a63dbe619b9476fa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08de07fed99b69998df20804faca402d30f4e57890a416a63dbe619b9476fa0b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08de07fed99b69998df20804faca402d30f4e57890a416a63dbe619b9476fa0b", kill_on_drop: false }`
[INFO] [stdout] 08de07fed99b69998df20804faca402d30f4e57890a416a63dbe619b9476fa0b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25abd6741f35dce94dacb922ba10384ae7e3c6aede3a5cc10b7749d82503d272
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "25abd6741f35dce94dacb922ba10384ae7e3c6aede3a5cc10b7749d82503d272", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple-error v0.1.13
[INFO] [stderr]    Compiling rust-musicmetadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/id3v1.rs:29:47
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn clean (i: &[u8]) -> Result<String, Box<std::error::Error>> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
[INFO] running `Command { std: "docker" "inspect" "25abd6741f35dce94dacb922ba10384ae7e3c6aede3a5cc10b7749d82503d272", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25abd6741f35dce94dacb922ba10384ae7e3c6aede3a5cc10b7749d82503d272", kill_on_drop: false }`
[INFO] [stdout] 25abd6741f35dce94dacb922ba10384ae7e3c6aede3a5cc10b7749d82503d272
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 156ad1311967e3bba8a2d772bb4f0246591ff1045b0320597e5abd20a7158d8f
[INFO] running `Command { std: "docker" "start" "-a" "156ad1311967e3bba8a2d772bb4f0246591ff1045b0320597e5abd20a7158d8f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-musicmetadata v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/id3v1.rs:29:47
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn clean (i: &[u8]) -> Result<String, Box<std::error::Error>> {
[INFO] [stdout]    |                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.70s
[INFO] running `Command { std: "docker" "inspect" "156ad1311967e3bba8a2d772bb4f0246591ff1045b0320597e5abd20a7158d8f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "156ad1311967e3bba8a2d772bb4f0246591ff1045b0320597e5abd20a7158d8f", kill_on_drop: false }`
[INFO] [stdout] 156ad1311967e3bba8a2d772bb4f0246591ff1045b0320597e5abd20a7158d8f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d6e8d2c64d5e0c0595dbf004d36ff95ba528836bf258171a9cad1403e1f09601
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d6e8d2c64d5e0c0595dbf004d36ff95ba528836bf258171a9cad1403e1f09601", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout] running 2 tests
[INFO] [stderr]   --> src/id3v1.rs:29:47
[INFO] [stdout] test id4::tests::test_id4 ... ok
[INFO] [stderr]    |
[INFO] [stdout] test id3v1::tests::test_id3v1 ... ok
[INFO] [stderr] 29 |     fn clean (i: &[u8]) -> Result<String, Box<std::error::Error>> {
[INFO] [stdout] 
[INFO] [stderr]    |                                               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_musicmetadata-4f79134db9835967)
[INFO] running `Command { std: "docker" "inspect" "d6e8d2c64d5e0c0595dbf004d36ff95ba528836bf258171a9cad1403e1f09601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6e8d2c64d5e0c0595dbf004d36ff95ba528836bf258171a9cad1403e1f09601", kill_on_drop: false }`
[INFO] [stdout] d6e8d2c64d5e0c0595dbf004d36ff95ba528836bf258171a9cad1403e1f09601